<?php
$sid = $_GET['sid'];
//echo "返回id =", $sid;
require_once 'conn.php';
$sql = 
"SELECT * 
FROM  t_message
WHERE id = $sid
LIMIT 1 
";
      

$result = $conn ->query($sql);
$rows = $result->fetch_array(MYSQLI_ASSOC);
//echo $sql;
//die;
$data = array();
$data['status'] = 1;
$data['info'] = $rows;
echo json_encode($data);